Last year, for the first time, scientists used an unmanned aerial vehicle, or UAV, to study killer whales from above. In an article published this month in the Journal of Unmanned Vehicle Systems, scientists describe how ...

Has Australia's climate always been so dry? Have the tropical reefs around Australia always been there? What will happen to Australia's climate and reefs in the future? The answers lie deep under the ocean, five million years ...

Sea level rise from melting ice sheets in Antarctica and Greenland threaten catastrophe for coastal cities within decades unless strong measures are taken to reduce CO2 emissions from the use of fossil fuels, argues climate ...